Positioning tool for shaft sleeve production

Abstract

The utility model provides a positioning tool for shaft sleeve production. The positioning tool comprises a base, the top of the base is provided with a positioning structure, and the top of the positioning structure is provided with a punching structure; the positioning structure comprises a mounting plate arranged on the top of the base, and four opposite mounting blocks are arranged on the top of the mounting plate. According to the positioning tool for shaft sleeve production, the hydraulic rod is matched with the fixing die, the shaft sleeve is positioned and clamped, the situation that a drill bit is not perpendicular to the center line of a shaft sleeve raw material, consequently, a drill hole is inclined, and the shaft sleeve cannot be normally used is avoided, the structure is simple, and cost is low. The problems that shaft sleeve raw materials are not accurately positioned conveniently, a drill bit is not perpendicular to the center line of the shaft sleeve raw materials due to the fact that positioning is not conducted during punching, then the shaft sleeve cannot be used normally, the normal working state and rotation precision of a bearing are affected, the bearing is damaged too early, relative movement of the shaft sleeve and a shaft is not smooth, and the service life of the shaft sleeve is influenced are effectively solved. And the performance and the precision of the equipment are influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of hollow shaft sleeves, in particular to a positioning tool for shaft sleeve production. Background Art

[0002] The sleeve is a sleeve on the propeller shaft or stern shaft. The sleeve is integral and moves relative to the shaft, while some bearings are segmented and rotate relative to the shaft. The journal is the part of the shaft supported by the bearing, and the bearing is a part that matches the journal. The sleeve material is plastic sleeve and copper sleeve. The plastic sleeve is made of PTFE / Teflon / Teflon / polytetrafluoroethylene, polyoxymethylene POM, nylon PA, polypropylene PP, etc. The role of the copper sleeve in the machinery is to make the sliding bearing work smoothly, reliably and without noise.

[0003] The sleeve positioning tool is an auxiliary tool used to determine the position of the sleeve. The sleeve positioning tool is divided into one-piece and split types according to the structure. The one-piece positioning tool is the integration of tooling and fixture, which is easy to operate and inexpensive. It is generally used for simple positioning and products with low precision requirements. The split positioning tool is also called a combined positioning tool, which is composed of multiple separate components, each of which has its specific function. When combined, it is a complete positioning tool, which can adjust the positioning accuracy according to actual needs.

[0004] In the related art, when producing the sleeve, a positioning tool is required. However, the existing sleeve production device is inconvenient to accurately position the sleeve material, resulting in the drill bit not being perpendicular to the center line of the sleeve material due to the lack of positioning during drilling, which in turn causes the sleeve to be unable to be used normally, thereby affecting the normal working state and rotation accuracy of the bearing, causing premature damage to the bearing, and the relative movement between the sleeve and the shaft is not smooth, affecting the performance and accuracy of the equipment.

[0005] Therefore, it is necessary to provide a positioning tool for sleeve production to solve the above technical problems. Utility Model Content

[0006] The utility model provides a positioning tool for producing a shaft sleeve, which solves the problem in the related technology that some existing shaft sleeve production devices are inconvenient to accurately position the shaft sleeve raw materials when in use.

[0007] In order to solve the above technical problems, the utility model provides a positioning tool for sleeve production, comprising: a base, a positioning structure is arranged on the top of the base, and a punching structure is arranged on the top of the positioning structure;

[0008] The positioning structure comprises a mounting plate arranged on the top of the base, the top of the mounting plate is provided with four opposite mounting blocks, and the insides of the four mounting blocks are all provided with hydraulic rods;

[0009] The punching structure comprises a connecting plate arranged on the top of the positioning structure, a driving motor is arranged on the top of the connecting plate, and an output shaft of the driving motor passes through the top of the connecting plate and extends to the bottom of the connecting plate.

[0010] Preferably, a fixed mold is provided on one side opposite to the four hydraulic rods, and a stable rubber block is provided inside the four fixed molds to prevent sliding.

[0011] Preferably, a mounting groove is provided at the bottom end of the output shaft of the driving motor, a slidable connecting piece is provided inside the mounting groove, and a drill bit is provided at the bottom of the connecting piece.

[0012] Preferably, a mounting bracket is provided at the top of the base and at the back of the positioning structure, a rotating motor is provided at the top of the mounting bracket, an output shaft of the rotating motor passes through the top of the mounting bracket, a threaded rod is provided at the bottom end of the output shaft of the rotating motor, the bottom end of the threaded rod is rotatably connected to the bottom of the inner wall of the mounting bracket, two sliding rods are provided on both sides of the inner wall of the mounting bracket, the peripheral side surfaces of the threaded rods are connected to the internal threads of the connecting plate, and the peripheral side surfaces of the two sliding rods are slidably connected to the inside of the connecting plate.

[0013] Preferably, an air blower is arranged on the left side of the mounting frame, an air outlet pipe is connected to the front of the air blower, and waste holes for use with the air blower are arranged inside the base and inside the mounting plate.

[0014] Preferably, a sliding frame is provided at the bottom of the base, a slidable collecting drawer is provided inside the sliding frame, and two brackets are provided on both sides of the bottom of the base respectively.

[0015] Compared with the related art, the positioning tool for sleeve production provided by the utility model has the following advantages:

[0016] Beneficial effects:

[0017] The utility model provides a positioning tool for shaft sleeve production. The shaft sleeve is positioned and clamped by the cooperation of a hydraulic rod and a fixed mold to prevent the drill bit from being not perpendicular to the center line of the shaft sleeve material, resulting in skewed drilling and the shaft sleeve being unable to be used normally. The utility model has a simple structure and effectively solves the problem that it is inconvenient to accurately position the shaft sleeve material, resulting in the drill bit not being perpendicular to the center line of the shaft sleeve material due to non-positioning during drilling, which in turn causes the shaft sleeve to be unable to be used normally, thereby affecting the normal working state and rotation accuracy of the bearing, causing premature damage to the bearing, and the relative movement between the shaft sleeve and the shaft is not smooth, which affects the performance and accuracy of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1A schematic structural diagram of a preferred embodiment of a positioning tool for producing a shaft sleeve provided by the utility model;

[0019] Figure 2 for Figure 1 A schematic diagram of the structure of the left view of the base shown;

[0020] Figure 3 for Figure 2 A schematic diagram of the enlarged structure of area A is shown.

[0021] Numbers in the figure: 1. Base; 2. Positioning structure; 21. Mounting plate; 22. Mounting block; 23. Hydraulic rod; 24. Fixed mold; 25. Stabilizing rubber block; 3. Punching structure; 31. Connecting plate; 32. Driving motor; 33. Mounting slot; 34. Connector; 35. Drill bit; 4. Mounting frame; 5. Rotating motor; 6. Threaded rod; 7. Sliding rod; 8. Blower; 9. Exhaust pipe; 10. Waste hole; 11. Sliding frame; 12. Collection drawer; 13. Bracket. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0023] Please refer to Figure 1 , Figure 2 and Figure 3 ,in Figure 1 A schematic structural diagram of a preferred embodiment of a positioning tool for producing a shaft sleeve provided by the utility model; Figure 2 for Figure 1 A schematic diagram of the structure of the left view of the base shown; Figure 3 for Figure 2 The structural enlarged schematic diagram of area A shown in the figure shows a positioning tool for producing a shaft sleeve, comprising: a base 1, a positioning structure 2 is arranged on the top of the base 1, and a punching structure 3 is arranged on the top of the positioning structure 2;

[0024] When the device is used, the positioning structure 2 and the punching structure 3 need to be used in coordination. The sleeve is positioned and clamped by the coordination of the hydraulic rod 23 and the fixed mold 24 to prevent the drill bit from being perpendicular to the center line of the sleeve material, resulting in the drilling being skewed and the sleeve being unable to be used normally. The coordination of the mounting groove 33 and the connecting piece 34 facilitates the replacement of drill bits 35 of different types, and then the sleeve is punched with the drill bit 35.

[0025] The positioning structure 2 includes a mounting plate 21 disposed on the top of the base 1, and four opposing mounting blocks 22 are disposed on the top of the mounting plate 21, and hydraulic rods 23 are disposed inside the four mounting blocks 22;

[0026] The hydraulic rod 23 is externally connected with an oil pipe. Through the arrangement of the hydraulic rod 23, it is convenient to push the fixed mold 24 at the same time so as to position and fix the shaft sleeve.

[0027] The punching structure 3 includes a connecting plate 31 disposed on the top of the positioning structure 2 . A driving motor 32 is disposed on the top of the connecting plate 31 . The output shaft of the driving motor 32 passes through the top of the connecting plate 31 and extends to the bottom of the connecting plate 31 .

[0028] The driving motor 32 is a three-phase asynchronous motor and is externally connected to a power source. The driving motor 32 can easily drive the drill bit 35 to rotate.

[0029] A fixed mold 24 is disposed on one side opposite to the four hydraulic rods 23 , and a stable rubber block 25 is disposed inside the four fixed molds 24 to prevent sliding.

[0030] The provision of the stabilizing rubber block 25 can prevent the shaft sleeve from rotating during punching and prevent marks from appearing on the shaft sleeve during clamping.

[0031] A mounting groove 33 is provided at the bottom end of the output shaft of the driving motor 32 . A slidable connecting member 34 is provided inside the mounting groove 33 . A drill bit 35 is provided at the bottom of the connecting member 34 .

[0032] The installation groove 33 and the connecting member 34 are arranged to facilitate replacement of drill bits 35 of different types.

[0033] A mounting frame 4 is provided at the top of the base 1 and on the back side of the positioning structure 2, a rotating motor 5 is provided at the top of the mounting frame 4, an output shaft of the rotating motor 5 passes through the top of the mounting frame 4, a threaded rod 6 is provided at the bottom end of the output shaft of the rotating motor 5, the bottom end of the threaded rod 6 is rotatably connected to the bottom of the inner wall of the mounting frame 4, two sliding rods 7 are provided on both sides of the inner wall of the mounting frame 4, the peripheral side surfaces of the threaded rod 6 are connected to the internal threads of the connecting plate 31, and the peripheral side surfaces of the two sliding rods 7 are slidably connected to the inside of the connecting plate 31.

[0034] The rotating motor 5 is a three-phase asynchronous motor and is externally connected to a power source. The setting of the rotating motor 5 facilitates the threaded rod 6 to rotate, and the rotation of the threaded rod 6 drives the connecting plate 31 to move up and down. The setting of the sliding rod 7 facilitates the connecting plate 31 to be more stable when moving.

[0035] An air blower 8 is disposed on the left side of the mounting frame 4 , and an air outlet pipe 9 is connected to the front of the air blower 8 . A waste hole 10 used in conjunction with the air blower 8 is disposed inside the base 1 and inside the mounting plate 21 .

[0036] The blower 8 is externally connected to a power source, so as to blow the waste generated by the punching into the waste hole 10 through the air outlet pipe 9 .

[0037] A sliding frame 11 is disposed at the bottom of the base 1 , a slidable collecting drawer 12 is disposed inside the sliding frame 11 , and two brackets 13 are disposed on both sides of the bottom of the base 1 .

[0038] The arrangement of the collecting bin 12 facilitates the collection of waste materials.

[0039] The working principle of a positioning tool for sleeve production provided by the utility model is as follows:

[0040] Step 1: When in use, the sleeve is placed on the top of the mounting plate 21, and the hydraulic rod 23 is started to push the fixed mold 24 to position and clamp the sleeve, and then different types of drill bits 35 are replaced through the mounting groove 33 and the connecting piece 34, and the driving motor 32 is started to drive the drill bit 35 to rotate;

[0041] Step 2: Start the rotating motor 5, and drive the threaded rod 6 to rotate through the rotating motor 5, so that the drill bit 35 is driven to move up and down through the rotation of the threaded rod 6. After drilling, turn on the blower 8, and blow the waste generated by drilling into the waste hole 10 through the air outlet pipe 9, and then collect the waste through the collection bin 12.

[0042] Compared with the related art, the positioning tool for sleeve production provided by the utility model has the following advantages:

[0043] Beneficial effects:

[0044] The sleeve is positioned and clamped by the cooperation of the hydraulic rod 23 and the fixed mold 24 to prevent the drill bit from not being perpendicular to the center line of the sleeve material, resulting in the drill hole being skewed, making the sleeve unable to be used normally. The structure is simple, and effectively solves the problem that it is inconvenient to accurately position the sleeve material, resulting in the drill bit not being perpendicular to the center line of the sleeve material due to failure to position during drilling, which in turn causes the sleeve to be unable to be used normally, thereby affecting the normal working state and rotation accuracy of the bearing, causing premature damage to the bearing, and the relative movement between the sleeve and the shaft is not smooth, affecting the performance and accuracy of the equipment.

[0045] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A positioning tool for sleeve production, characterized in that: include: A base (1), wherein a positioning structure (2) is provided on the top of the base (1), and a perforated structure (3) is provided on the top of the positioning structure (2); The positioning structure (2) comprises a mounting plate (21) arranged on the top of the base (1), four mounting blocks (22) are arranged on the top of the mounting plate (21), and hydraulic rods (23) are arranged inside the four mounting blocks (22); The punching structure (3) comprises a connecting plate (31) arranged on the top of the positioning structure (2), a driving motor (32) is arranged on the top of the connecting plate (31), and an output shaft of the driving motor (32) passes through the top of the connecting plate (31) and extends to the bottom of the connecting plate (31).

2. The positioning tool for sleeve production according to claim 1, characterized in that: A fixed mold (24) is arranged on one side opposite to the four hydraulic rods (23), and a stable rubber block (25) is arranged inside the four fixed molds (24) to prevent sliding.

3. The positioning tool for sleeve production according to claim 1, characterized in that: A mounting groove (33) is provided at the bottom end of the output shaft of the driving motor (32), a slidable connecting piece (34) is provided inside the mounting groove (33), and a drill bit (35) is provided at the bottom of the connecting piece (34).

4. The positioning tool for sleeve production according to claim 1, characterized in that: A mounting frame (4) is arranged at the top of the base (1) and on the back of the positioning structure (2); a rotating motor (5) is arranged at the top of the mounting frame (4); an output shaft of the rotating motor (5) passes through the top of the mounting frame (4); a threaded rod (6) is arranged at the bottom end of the output shaft of the rotating motor (5); the bottom end of the threaded rod (6) is rotatably connected to the bottom of the inner wall of the mounting frame (4); two sliding rods (7) are arranged on both sides of the inner wall of the mounting frame (4); the peripheral side surfaces of the threaded rod (6) are connected to the inner thread of the connecting plate (31); and the peripheral side surfaces of the two sliding rods (7) are slidably connected to the inside of the connecting plate (31).

5. The positioning tool for sleeve production according to claim 4, characterized in that: An air blower (8) is arranged on the left side of the mounting frame (4), and an air outlet pipe (9) is connected to the front of the air blower (8). A waste hole (10) for use with the air blower (8) is arranged inside the base (1) and inside the mounting plate (21).

6. The positioning tool for sleeve production according to claim 1, characterized in that: A sliding frame (11) is arranged at the bottom of the base (1), a slidable collecting drawer (12) is arranged inside the sliding frame (11), and two brackets (13) are respectively arranged on both sides of the bottom of the base (1).

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